import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.sql.*;

public class Main {
    public static void main(String[] args) {
        // 启动主窗口
        SwingUtilities.invokeLater(() -> new MainFrame().setVisible(true));
    }
}